.erweimaSkid {
  height: 100%;
  width: 104%;
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  margin: 0 auto;
  z-index: 2;
}

.erweima {
  height: 2.85rem !important;
  width: 2.75rem !important;
  position: absolute;
  top: 0.5rem;
  left: 0.08rem;
  bottom: 0;
  right: 0;
  margin: 0 auto;
  z-index: 1;
}

.erweima canvas {
  width: 100%;
  height: 100%;
}